incorrect (incomplete) description for "alter domain"

The following documentation comment has been logged on the website:

Page: https://www.postgresql.org/docs/16/sql-alterdomain.html
Description:

In the Synopsis section of
https://www.postgresql.org/docs/current/sql-alterdomain.html
this is incorrect (incomplete):
"ALTER DOMAIN name ADD domain_constraint [ NOT VALID ]"
It should be 
"ALTER DOMAIN name ADD CONSTRAINT domain_constraint [ NOT VALID ]"